CVE-2026-92776
Description
Wiki.js through 2.5.314 fails to require path separators when matching START and END page rules, allowing attackers to access pages sharing a prefix with authorized folders. Users granted access to a folder can read and modify unrelated pages with matching prefixes, bypassing intended access controls.
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
Propose a mitigation on Community Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
References
- https://github.com/geo-chen/oss/blob/main/wiki.md#finding-3-page-permission-rule-engine-grants-readwrite-access-to-any-page-whose-path-shares-a-literal-prefix-with-an-allowed-path-no-path-segment-boundary-check
- https://github.com/requarks/wiki
- https://github.com/requarks/wiki/blob/v2.5.314/server/core/auth.js#L252-L263
- https://www.vulncheck.com/advisories/wiki-js-through-2.5.314-path-prefix-matching-authorization-bypass
CWEs
CWE-863
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.